Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Questions answered by this video:
What are some different techniques for adding numbers using a number line?
How do you add numbers on a number line?
How do you add a bunch of numbers without a calculator?
What is a different technique for adding two-digit numbers?
What are kung-fu techniques for addition?
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This video explains different approaches for adding numbers using a number line. The commutative property is used again. Sometimes it is easier to add numbers that add to 10 first. The instructor calls this âkung fuâ math. This is a very useful video for learning how to do mental addition.